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From "Mark Hindess (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HARMONY-1465) [classlib][awt]compatibility:awt.Font.getLineMetrics() for null FontRenderContext returns LineMetrics instanse on Harmony and throws NPE on RI
Date Mon, 18 Sep 2006 09:17:28 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-1465?page=all ]

Mark Hindess reassigned HARMONY-1465:
-------------------------------------

    Assignee: Mark Hindess

> [classlib][awt]compatibility:awt.Font.getLineMetrics() for null FontRenderContext returns
LineMetrics instanse on Harmony and throws NPE on RI
> ----------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1465
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1465
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Ilya Okomin
>         Assigned To: Mark Hindess
>            Priority: Minor
>
> There is nothing written in the spec about the exceptions but if the FontRenderContext
parameter is null awt.Font.getLineMetrics()  returns LineMetrics instanse on Harmony while
NPE is thrown on RI.
> Next test case passes on RI and fails on Harmony:
> -------------------------test.java------------------------------------
> import junit.framework.TestCase;
> import java.awt.Font;
> import java.awt.font.*;
> import java.text.AttributedString;
> import java.text.AttributedCharacterIterator.Attribute;
> import java.util.*;
> public class test extends TestCase {
>     private final Font f = new Font("dialog", Font.PLAIN, 12);
>     
>     public static void main(String[] args) {
>     }
>     public void testFontgetLineMetricsWithNullFRC(){
>         final String str = "test";
>         try{
>             f.getLineMetrics(str, null);
>             fail("NullPointerException expected but wasn't thrown!");
>         }catch (NullPointerException e) {
>             // as expected
>         }
>         try{
>             f.getLineMetrics(str, 1, 3, null);
>             fail("NullPointerException expected but wasn't thrown!");
>         }catch (NullPointerException e) {
>             // as expected
>         }
>         try{
>             f.getLineMetrics(str.toCharArray(), 1, 3, null);
>             fail("NullPointerException expected but wasn't thrown!");
>         }catch (NullPointerException e) {
>             // as expected
>         }
>         try{
>             AttributedString as = new AttributedString("test");
>             as.addAttribute(TextAttribute.FONT, f, 0, 2 );
>             f.getLineMetrics(as.getIterator(), 1, 3, null);
>             fail("NullPointerException expected but wasn't thrown!");
>         }catch (NullPointerException e) {
>             // as expected
>         }
>         
>     }
>   
> }
> ---------------------------------------------------------------

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